diff options
| author | Jon Nettleton <jon.nettleton@gmail.com> | 2011-03-16 11:32:47 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-03-17 04:32:14 -0400 |
| commit | 1eda75c131ea42ec173323b6c34aeed78ae637c1 (patch) | |
| tree | 0f9908ad64c51658c8d4b8f94c9ffb4d79e31010 /arch/x86/Kconfig.cpu | |
| parent | 344c21c32287755b5cda0eeb84adb4546a57c1db (diff) | |
x86: Use PentiumPro-optimized partial_csum() on VIA C7
Testing on the OLPC XO-1.5 (VIA C7-M 1000MHz CPU) shows a partial_csum()
speed increase by a factor of 1.5 when we switch to the Pentium-optimized
version.
Signed-off-by: Daniel Drake <dsd@laptop.org>
Cc: dilinger@queued.net
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/Kconfig.cpu')
| -rw-r--r-- | arch/x86/Kconfig.cpu | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 283c5a6a03a6..e6d3013f7ec3 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu | |||
| @@ -371,7 +371,7 @@ config X86_INTEL_USERCOPY | |||
| 371 | 371 | ||
| 372 | config X86_USE_PPRO_CHECKSUM | 372 | config X86_USE_PPRO_CHECKSUM |
| 373 | def_bool y | 373 | def_bool y |
| 374 | depends on MWINCHIP3D || MWINCHIPC6 || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MK8 || MVIAC3_2 || MEFFICEON || MGEODE_LX || MCORE2 || MATOM | 374 | depends on MWINCHIP3D || MWINCHIPC6 || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MK8 || MVIAC3_2 || MVIAC7 || MEFFICEON || MGEODE_LX || MCORE2 || MATOM |
| 375 | 375 | ||
| 376 | config X86_USE_3DNOW | 376 | config X86_USE_3DNOW |
| 377 | def_bool y | 377 | def_bool y |